Home / 5,040.37-6,955.74-2,802.45

Finding the Fourth Proportional to 5,040.37, 6,955.74 and 2,802.45

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Solution

The fourth proportional to 5,040.37, 6,955.74 and 2,802.45 is: 3,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.37 : 6,955.74 = 2,802.45 : x
  2. Step 2: Convert to fraction form
    5,040.37/6,955.74 = 2,802.45/x
  3. Step 3: Cross multiply
    5,040.37x = 6,955.74 × 2,802.45
  4. Step 4: Simplify right side
    5,040.37x = 19,493,118.04
  5. Step 5: Solve for x
    x = 19,493,118.04/5,040.37
  6. Step 6: Final answer
    x = 3,867.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.